Daylight Saving Time Reminder: Reset Thermostat for Lower Bills This Spring

March 17, 2026

When Daylight Saving Time arrives in March, most homeowners in Airdrie and the Calgary area remember to change clocks, but forget one of the easiest ways to protect comfort and lower energy costs: updating thermostat settings. As we move from late-winter cold snaps into milder spring days, small schedule changes can make a noticeable difference on your utility bill—especially if your furnace is still doing most of the work overnight.


At Phillips HVAC, we help homeowners across Airdrie, Calgary, Cochrane, Crossfield, Carstairs, and Beiseker fine-tune heating systems for efficient performance. Consider this your March reminder to “spring forward” and make your thermostat work smarter.


Why Daylight Saving Time Is The Perfect Thermostat Reset Trigger


Daylight Saving Time is a built-in annual checkpoint. Your household routine changes (earlier daylight, shifting sleep schedules, more time out of the home), and your heating needs change too. If your thermostat schedule still reflects January habits, you may be heating an empty house—or overheating during warmer afternoons.


Resetting the thermostat now helps align your heating system with:

  • Longer daylight hours and passive solar warmth
  • Milder daytime temperatures in Airdrie and surrounding communities
  • More frequent door openings, garage activity, and spring errands


Even if you keep a steady temperature, reviewing your settings in March ensures your furnace isn’t running harder than necessary.


PAA Answer: Should You Change Your Thermostat When The Clocks Change?


Yes—Daylight Saving Time is a great time to adjust your thermostat schedule, especially if you use a programmable or smart thermostat. The time change can shift your heating schedule by an hour, which may cause the furnace to run when you’re asleep or away. Updating the clock and re-checking weekday/weekend programs can improve comfort and help reduce heating costs.


If your thermostat doesn’t automatically update, you’ll want to correct the time right away so your heating system cycles as intended.


Simple Spring Thermostat Settings That Can Lower Heating Bills


Every home is different, but most households in Airdrie can benefit from slightly cooler setpoints at night and while away. The goal is to reduce runtime without sacrificing comfort.


Try these practical March adjustments:

  • Set back the temperature overnight while everyone is sleeping
  • Reduce heat during work/school hours if the home is empty
  • Avoid big swings that force the furnace to “catch up” aggressively


If you’re not sure where to start, a programmable thermostat can help maintain comfort while automatically reducing energy use.


Quick Checklist: Thermostat Reset Steps For Daylight Saving Time


Use this quick list when you change your clocks:

  • Update the thermostat time (and date, if applicable)
  • Confirm weekday vs. weekend schedules
  • Adjust morning “wake” and evening “home” periods to match your routine
  • Replace thermostat batteries if it’s not hardwired
  • Check that the furnace responds properly when the temperature changes


If you notice delayed starts, uneven heating, or frequent cycling, it may indicate a thermostat issue or a furnace maintenance need.


Spring Comfort Tip: Pair Your Thermostat Reset With Furnace Maintenance


March is a smart time for furnace maintenance in Airdrie because winter wear-and-tear can build up, and spring is often when homeowners start noticing airflow issues, dust, and inconsistent temperatures. A clean, properly tuned furnace supports better efficiency—meaning your thermostat adjustments actually translate into savings.


With professional furnace service, Phillips HVAC can help with:

  • Airflow and filter checks to reduce strain and improve comfort
  • Thermostat calibration and system performance verification
  • Early detection of issues before they turn into expensive heating repair calls


If your system is older, spring is also a great time to start planning for furnace replacement options before next winter’s rush.


Local Spring Reminder: Plan Ahead For Cooling Season In Calgary And Area


While this post is focused on lowering heating bills, March is also the ideal time to think ahead to summer. If your thermostat supports cooling schedules, resetting it now helps you transition smoothly into warmer months. It’s also a great time to book air conditioning service before peak demand hits Calgary and Airdrie.


If you’re considering AC replacement, central air systems, or ductless mini-splits, early spring planning gives you more flexibility and installation availability.


Book Furnace Service Or Thermostat Help With Phillips HVAC


Daylight Saving Time is more than a clock change—it’s an opportunity to reset habits and reduce waste. A few minutes spent updating your thermostat can improve comfort and help keep heating bills under control as Airdrie heads into spring.


Want a second opinion on your thermostat settings or furnace performance? Phillips HVAC provides trusted furnace repair and maintenance, heating system service, and expert guidance for homeowners across Airdrie, Calgary, Cochrane, Crossfield, Carstairs, and Beiseker. Contact Phillips HVAC today to book an appointment and keep your home comfortable, efficient, and ready for the season ahead.

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